Home / 5,298.07-7,945.59-2,135.50

Finding the Fourth Proportional to 5,298.07, 7,945.59 and 2,135.50

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Solution

The fourth proportional to 5,298.07, 7,945.59 and 2,135.50 is: 3,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.07 : 7,945.59 = 2,135.50 : x
  2. Step 2: Convert to fraction form
    5,298.07/7,945.59 = 2,135.50/x
  3. Step 3: Cross multiply
    5,298.07x = 7,945.59 × 2,135.50
  4. Step 4: Simplify right side
    5,298.07x = 16,967,807.45
  5. Step 5: Solve for x
    x = 16,967,807.45/5,298.07
  6. Step 6: Final answer
    x = 3,202.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.